CN103955789B - A kind of supply path analysis method based on allotment Integrated Model - Google Patents

A kind of supply path analysis method based on allotment Integrated Model Download PDF

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Publication number
CN103955789B
CN103955789B CN201410159199.2A CN201410159199A CN103955789B CN 103955789 B CN103955789 B CN 103955789B CN 201410159199 A CN201410159199 A CN 201410159199A CN 103955789 B CN103955789 B CN 103955789B
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network
distribution
distribution network
supply path
equipment
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CN201410159199.2A
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CN103955789A (en
Inventor
张佳琦
郝蛟
陈连杰
李宇博
张玉林
尚健
孙大雁
苏大威
朱海兵
赵家庆
苏标龙
萨其日娜
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国电南瑞科技股份有限公司
深圳供电局有限公司
江苏省电力公司
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Priority to CN201410159199.2A priority Critical patent/CN103955789B/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S10/00Systems supporting electrical power generation, transmission or distribution
    • Y04S10/50Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications

Abstract

The invention discloses a kind of supply path analysis method based on allotment Integrated Model, realize to all kinds of operational outfit the whole network multi-voltage grade supply path searching analysis of power network, monitoring power network real time execution situation, for relevant staff provides observable allotment integration power supply path panoramic information, path automatic mapping way of presentation is more directly perceived.

Description

A kind of supply path analysis method based on allotment Integrated Model
Technical field
The present invention relates to a kind of supply path analysis method based on allotment Integrated Model, belong to power distribution automation system System technical field.
Background technology
The national conditions of the long-term short of electricity of China cause power system form " retransmit, it is light supply, it is ineffective " situation, investment is uneven Weighing apparatus seriously constrains the lifting of distribution its construction level, while triggered a series of problems, wherein, more prominent be adjust, with, use Independence is higher between each system, and the planning initial stage does not account for data and effectively integrating functionally.Along with distribution in recent years The fast development of automation level, electrical power distribution automatization system is widely used in distribution scheduling work, electric power enterprise Industry proposes requirement higher to the whole network dispatching and monitoring, and the allotment demand with application integrating shared with system data is increasingly compeled Cut, related application systematic research is also increasingly extensive.
In operation of power networks, the displacement of switch causes the change of network topology, it is necessary to differentiate the topological shape of network in time State, Network topology, as a public basic module, is that the formulation of fortune side, fault location, isolation and recovery etc. apply soft Part provides network structure data, is the core for realizing these functions.Supply path analysis application is according to electric network model, switch The basic conditions such as remote signalling state, using related algorithm, realize the searching analysis of supply path, for the adjustment of fortune side, dispatching and monitoring are carried For aid decision support, it is ensured that whole power network is safer, economical, reliable operation.
The content of the invention
The purpose of invention is to realize to all kinds of operational outfit the whole network multi-voltage grade supply path searching analysis of power network, prison Depending on power network real time execution situation.
In order to solve the above technical problems, the technical solution adopted by the present invention is:
A kind of supply path analysis method based on allotment Integrated Model, comprises the following steps:
(1)Carry out allotment integrated modelling
Allotment integrated modelling refers to distribution main station system in reception EMS EMS major networks model, with entoilage The spelling of major network model, distribution network model, user model is realized on the basis of reason information system distribution network model, marketing system user model Connect, mainly include that major network model, distribution network model splicing and distribution network model, user model splice two steps,
The major network model, distribution network model splicing are comprised the following steps:
1-1)Major network model, distribution network model import allotment integration power supply path analysis application system, wherein, major network mould Type uses the mode that subsidiary factory stands to be imported from EMS system with CIM, SVG graphical formats;Distribution network model is by the way of point feeder line Imported from Network Geographical Information System with CIM, SVG graphical formats;
1-2)CIM file to importing is parsed, and builds each model object;
1-3)Model object to building carries out restrictive inspection, that is, check the title of model object in all devices set Whether uniquely, must fill out attribute can not be for empty, all model object annexations be complete, it is ensured that the validity of model;
1-4)Equipment connecting relation attribute information is described according to CIM file, is all simulator distribution nodes number;
1-5)Model splicing, includes outlet switch model, by switching attributes match in major network model and distribution network model Major network model and distribution network model, are defined by master network equipment node number, are model splicing point with 10kV outlet switchs, to what is matched Distribution connects equipment or feeder line section node number and modifies, will distribution connect equipment with major network connection side gusset number by dividing originally The node number matched somebody with somebody is revised as being found and distribution network model according to the association of node annexation by major network outlet switch in major network model The node number of junction, realizes the splicing of major network model and distribution network model annexation;
1-6)After completing above-mentioned steps, the main distribution network model that will have spliced is saved in database;
The distribution network model, user model splicing are comprised the following steps:
1-a)The GIS codes match of marketing files on each of customers and distribution transforming account is completed in integrated platform is matched somebody with somebody by marketing system/battalion;
1-b)When distribution network model is safeguarded, the distribution transforming account imported from distribution generalized information system has GIS encoding attribute informations, In step 1-a)On the basis of, you can realize being encoded to intermediary with distribution transforming account GIS, complete the side of distribution network model and user model Splice on boundary;
(2)Using traversal, according to topology connectivity, supply path is reviewed, taken according to voltage class difference Different methods reviews each voltage class power supply, and highest can trace back to 500kV, is realized for specific target device local Rapid topology is analyzed,
Wherein, 10kV voltage class is radial grid structure, using breadth first traversal method, i.e., is top with target device Point V0, according to topology connectivity, the coupled all devices V of radial ground first traversal01, V02..., V0n, and be labeled as It has been accessed that, according still further to V01, V02..., V0nOrder, accesses all abutment points not being accessed on each summit, and marks It is designated as having accessed, the rest may be inferred successively travels through, until all and target device summit V0The summit for having path to communicate all is interviewed Untill asking, reviewing for power supply point is realized;
110kV and above need to carry out boundary condition due to there is ring network structure during traversal Judge, judgment criterion is:
A) voltage class treatment, for the cyclic equipment of different voltage grade, it is necessary to whether judge traversal equipment voltage class Higher than original equipment voltage class, it then follows to the principle that voltage levels direction travels through;
B) trend treatment, for the exchange line segment across plant stand, needs to judge exchange line segment end points tide during traversal Stream flow direction, it then follows to the principle that trend inflow direction is traveled through, that is, exchange line segment end points power and flow into and then continue to travel through for negative;
(3)It is shown by way of into figure, is concretely comprised the following steps:
3-1)By the step(2)The analysis result of supply path exported into file according to specified format, the text Part includes device attribute information and equipment connecting relation information;
3-2)Triggering automatically generates figure instrument, by reading the step 3-1)Information in the file of generation, makes power supply Path automatic mapping is shown.
It is capable of achieving to all kinds of operational outfits of power network, in such as 110kV/10kV stations by using above-mentioned technical proposal, the present invention Bus, 10kV outlet switchs, 10kV distributions bus, 10kV distributions switch, 10kV network distribution transformers etc., the whole network multi-voltage grade, As 110kV, 220kV, highest can be versatile and flexible to 500kV, supply path searching analysis and displaying, target device, voltage is searched for More comprehensive grade.
Brief description of the drawings
Fig. 1 is that allotment Integrated Model of the present invention splices schematic diagram;
Fig. 2 is supply path analysis process figure of the present invention.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and detailed description.
Supply path analysis method based on allotment Integrated Model of the invention, as depicted in figs. 1 and 2, including with Under several parts:
1. allotment integrated modelling
Modeling is the basis that all application software for XRF analysis are realized, correlative study also comparative maturity.The present invention uses standard one Body modeling technique, split by model, merged etc. module realize it is main, with, use integrated modelling.
Model splits according to established rule and utilizes model topology relation and hierarchical logic relation, from CIM/XML models text Legal submodel is extracted in part, while extracting SVG figures corresponding with model, E form operation of power networks data automatically Deng generally being split to model according to voltage class, model boundary device definition etc..Model based on CIM/XML files is closed And by means such as CIM/XML document analysis, the fractionation of module scheduling border, model splicings, each model is effectively synthesized, shape Into complete the whole network model.
Referring to Fig. 1, allotment integrated modelling refers to that allotment integration power supply path analysis application system is receiving energy It is real on the basis of amount management system EMS major networks model, distribution Distribution GIS distribution network model, marketing system user model Existing major network model, distribution network model, user model splicing, mainly include major network model, distribution network model splicing and distribution network model, use Family model splicing two parts.
Major network model, distribution network model splicing are comprised the following steps:
1-1)Major network model, distribution network model import allotment integration power supply path analysis application system, wherein, major network mould Type uses the mode that subsidiary factory stands to be imported from EMS system with CIM, SVG graphical formats;Distribution network model is by the way of point feeder line Imported from Network Geographical Information System with CIM, SVG graphical formats.
1-2)CIM file to importing is parsed, and builds each model object.Specially according to CIM text Distinct device type described in part, reads each facility information, including device attribute information, equipment connecting relation information respectively, The information that will be read is assigned to the structure variable of corresponding device, generates plant stand Substation, on-load switch LoadBreakSwitch, exchanges line segment ACLineSegment, bus BusbarSection, network distribution transformer The cluster tools such as TransformerWinding.
1-3)Binding character checks whether the title of model object is unique in inspection all devices set, must fill out attribute can not For empty, all model object annexations are complete, it is ensured that the validity of model.
1-4)Equipment connecting relation attribute information is described according to CIM file, is all simulator distribution nodes number; Node is that each equipment is allocated one or more node numbers during modeling to the abstract of equipment physical terminal in modeling process, section Period number determines by equipment actual physics number of terminals, by the matching of node number, annexation is determined with other equipment. There is terminal cim in CIM file:Terminal classifications, each terminal possess ConductingEquipment and Two attributes of ConnectivityNode, ConductingEquipment recording equipments ID are corresponding with equipment, All uniquely coupled numberings of model in ConnectivityNode record cast files, describe physical couplings, if multiple Equipment is connected to a ConnectivityNode by respective terminal, represents that these equipment are connected, therefore by unique encodings Node numbers of the ConnectivityNode as associated devices corresponding node, you can realization matches what is be connected by node number Equipment.
1-5)Model splicing, includes outlet switch model, by switching attribute in major network model and distribution network model(Typically It is title)Matching major network model and distribution network model, are defined, with 10kV outlet switchs as model splicing by master network equipment node number Point, distribution connection equipment or feeder line section node number to matching are modified, will distribution connection equipment and major network connection side Node number is revised as being associated according to node annexation by major network outlet switch in major network model by the node number for distributing originally Find the node number with distribution network model junction(Generally major network load bus), realize that major network model and distribution network model connection are closed The splicing of system.
1-6)After completing above-mentioned steps, the main distribution network model that will have spliced is saved in database.
Distribution network model, user model splicing are comprised the following steps:
1-a)The GIS codes match of marketing files on each of customers and distribution transforming account is completed in integrated platform is matched somebody with somebody by marketing system/battalion.
1-b)When distribution network model is safeguarded, the distribution transforming account imported from distribution generalized information system has GIS encoding attribute informations, In step 1-a)On the basis of, you can realize being encoded to intermediary with distribution transforming account GIS, complete the side of distribution network model and user model Boundary's splicing operation.
2. supply path analysis
Current distribution network topological analysis conventional method has two kinds:Global Topological is analyzed and local rapid topology analysis.Such as Shown in Fig. 2, of the present invention is traversal, according to topology connectivity, supply path is reviewed, according to voltage class Difference takes different methods to review each voltage class power supply, and highest can trace back to 500kV, for specific target device Local rapid topology analysis is realized,
10kV voltage class is generally radial networks operation under normal circumstances, using basic breadth first traversal method, It is summit V i.e. with target device0, according to topology connectivity, the coupled all devices V of radial ground first traversal01, V02..., V0n, and labeled as having accessed, according still further to V01, V02..., V0nOrder, access each summit it is all not by The abutment points for accessing, and labeled as having accessed, the rest may be inferred successively travels through, until all and target device summit V0There is road Untill the summit that footpath communicates all is accessed, reviewing for power supply point is realized;
110kV and above need to carry out boundary condition due to there is ring network structure during traversal Judge, the present invention sets judgment criterion for following two situations:
(1)Voltage class treatment, for the cyclic equipment of different voltage grade, it is necessary to whether judge traversal equipment voltage class Higher than original equipment voltage class, it then follows to the principle that voltage levels direction travels through.
(2)Trend treatment, for the exchange line segment across plant stand, needs to judge exchange line segment end points tide during traversal Stream flow direction, it then follows to the principle that trend inflow direction is traveled through, i.e. exchange line segment end points power flows into and then continues to travel through for negative.
3. path automatic mapping displaying
Supply path analysis application is shown eventually through the mode into figure.Concretely comprise the following steps:
3-1)The analysis result of the supply path of part 2 is exported into file according to specified format, file includes Device attribute information and equipment connecting relation information.
3-2)Triggering automatically generates figure instrument, by read step 3-1)Information in the file of generation, makes supply path Automatic mapping is shown.
The flow of realizing that the present invention is powered path analysis is:
(1)Carry out allotment integrated modelling;
(2)Target device is chosen, and equipment can be chosen by graphic operation, opens the figure that a width contains target device Shape, on the target device click right selection supply path analysis;
(3)Voltage class selection is reviewed, in the configuration interface of ejection, the voltage class to be traced back to is selected;
(4)According to topology connectivity, supply path is analyzed using traversal, review power supply point;
(5)Supply path is exported, and the supply path that searching analysis go out is exported in file according to specified format, wherein, bag Include device attribute information and equipment connecting relation information;
(6)Automatic mapping displaying, will trigger automatic mapping instrument, by reading fileinfo pair after result output to file Path is generated and is shown.

Claims (1)

1. a kind of supply path analysis method based on allotment Integrated Model, it is characterised in that comprise the following steps:
(1)Carry out allotment integrated modelling
Allotment integrated modelling refers to that distribution main station system is receiving EMS EMS major networks model, believing with Network Geographical The splicing of major network model, distribution network model, user model is realized on the basis of breath system distribution network model, marketing system user model, Mainly include that major network model, distribution network model splicing and distribution network model, user model splice two steps,
The major network model, distribution network model splicing are comprised the following steps:
1-1)Major network model, distribution network model import allotment integration power supply path analysis application system, wherein, major network model is adopted The mode stood with subsidiary factory is imported with CIM, SVG graphical formats from EMS system;Distribution network model use the mode of point feeder line with CIM, SVG graphical formats are imported from Network Geographical Information System;
1-2)CIM file to importing is parsed, and builds each model object;
1-3)Model object to building carries out restrictive inspection, that is, check model object in all devices set title whether Uniquely, must fill out attribute can not be for empty, all model object annexations be complete, it is ensured that the validity of model;
1-4)Equipment connecting relation attribute information is described according to CIM file, is all simulator distribution nodes number;
1-5)Model splicing, includes outlet switch model, by switching attributes match major network in major network model and distribution network model Model and distribution network model, are defined by master network equipment node number, are model splicing point, the distribution to matching with 10kV outlet switchs Connection equipment or feeder line section node number are modified, will distribution connection equipment and major network connection side gusset number by distributing originally Node number is revised as in major network model associating to find according to node annexation by major network outlet switch being connected with distribution network model The node number at place, realizes the splicing of major network model and distribution network model annexation;
1-6)After completing above-mentioned steps, the main distribution network model that will have spliced is saved in database;
The distribution network model, user model splicing are comprised the following steps:
1-a)The GIS codes match of marketing files on each of customers and distribution transforming account is completed in integrated platform is matched somebody with somebody by marketing system/battalion;
1-b)When distribution network model is safeguarded, the distribution transforming account imported from distribution generalized information system has GIS encoding attribute informations, in step Rapid 1-a)On the basis of, you can realize being encoded to intermediary with distribution transforming account GIS, complete distribution network model and spelled with the border of user model Connect;
(2)Using traversal, according to topology connectivity, supply path is reviewed, difference is taken according to voltage class difference Method review each voltage class power supply, highest can trace back to 500kV, be realized for specific target device local quick Topological analysis,
Wherein, 10kV voltage class is radial grid structure, using breadth first traversal method, i.e., is summit V with target device0, According to topology connectivity, the coupled all devices V of radial ground first traversal01, V02..., V0n, and labeled as having accessed Cross, according still further to V01, V02..., V0nOrder, accesses all abutment points not being accessed on each summit, and labeled as Accessed, the rest may be inferred successively travels through, until all and target device summit V0The summit for thering is path to communicate all be accessed for Only, reviewing for power supply point is realized;
110kV and above need to judge boundary condition due to there is ring network structure during traversal, Judgment criterion is:
A) voltage class treatment, for different voltage grade cyclization equipment, it is necessary to judge traversal equipment voltage class whether be higher than Original equipment voltage class, it then follows to the principle that voltage levels direction travels through;
B) trend treatment, for the exchange line segment across plant stand, needs to judge exchange line segment end points trend stream during traversal To, it then follows to the principle that trend inflow direction is traveled through, that is, exchange line segment end points power and flow into and then continue to travel through for negative;
(3)It is shown by way of into figure, is concretely comprised the following steps:
3-1)By the step(2)The analysis result of supply path exported into file according to specified format, in the file Including device attribute information and equipment connecting relation information;
3-2)Triggering automatically generates figure instrument, by reading the step 3-1)Information in the file of generation, makes supply path Automatic mapping is shown.
CN201410159199.2A 2014-04-18 2014-04-18 A kind of supply path analysis method based on allotment Integrated Model CN103955789B (en)

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